Service manual

85
Item Setting Function
Audio Port Port setting 220H Specifies the system’s
230H audio I/O port address.
240H
250H
IRQ setting IRQ9 Specifies the system’s
IRQ5 audio IRQ configuration.
IRQ7
IRQ10
DMA setting DMA0 Specifies the system’s
DMA1 audio DMA channel
DMA3 configuration.
MIDI Port MIDI port 300H Specifies the system’s
310H General MIDI I/O port
320H address.
330H
Wave Table Enabled Enables Wave Table music
synthesizer.
Keyboard Numlock Specifies NumLock is on at
system boot time.
Keyboard Repeat Key repeat rate 2 cps Defines the rate
6 cps (character per second)
10 cps at which the keyboard
15 cps repeats while a key is
20 cps depressed.
30 cps
Key delay ¼ sec Specifies the time
½ sec (second) that will pass
¾ sec after a key is depressed
1 sec before starts to repeat.